Dual-Power Scientific Calculator 240 Functions with Slide-On Cover
Feature-rich dual-power scientific calculator with 240 mathematical functions for middle school through university-level STEM education. Dual power: solar panel with LR44 battery backup ensuring operation in all lighting conditions. Functions include: basic arithmetic, fractions, percentages, square/cube roots, powers, trigonometry (sin/cos/tan and inverses in DEG/RAD/GRAD), logarithms (log/ln), statistics (mean, standard deviation, regression), combinatorics (nPr, nCr, factorial), scientific notation, and 9-variable memory. 2-line LCD display (upper line: formula entry, lower line: result) with 10+2 digit precision and adjustable contrast. Natural textbook display showing expressions as they appear in textbooks (fractions, roots, exponents). Protective slide-on hard case doubling as angled stand for desk use. Dimensions: 158×80×14mm, weight: 100g. Approved for standardized testing (SAT, ACT, IB equivalent — verify local regulations). Non-programmable classification. Includes quick-start guide in 8 languages. MOQ 200 calculators.
Complete Geometry Set in Shatter-Proof Case - 15 Piece
Comprehensive 15-piece geometry set for students and technical drawing, housed in a shatter-proof transparent polycarbonate case with snap-lock closure and internal molded compartments preventing instrument damage during transport. Set includes: 15cm compass with safety point and pencil holder, 15cm dividers, 180° protractor (transparent, ink-resistant with easy-read markings), 30cm ruler (cm and inch dual scale, anti-slip backing), 45° set square (15cm), 60° set square (15cm), 2× HB pencils (pre-sharpened, break-resistant lead), eraser (PVC-free, non-smudge), pencil sharpener (metal single-hole with safety blade), 6-piece stencil template set (circle, ellipse, French curve, square, triangle, hexagon). All instruments manufactured from stainless steel and shatter-resistant acrylic with laser-etched markings ensuring permanent readability. Non-toxic materials meeting EN 71 and CPSIA safety standards. Suitable for ages 8+. Class-pack pricing available (sets of 30). MOQ 100 sets.
